HB42 Ultimate Sealant & Adhesive – Clear / White / Black – Multi-Purpose Trade
HB42 Ultimate Sealant & Adhesive – Clear / White / Black – Multi-Purpose Trade
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Frequently bought together
No-obligation quotes · Bulk & pallet pricing available
- Fast UK delivery From Northfleet, Kent
- Trade-quality 30+ years serving the trade
- 3,500+ orders / month Trusted by UK trade buyers
- 14-day returns No-quibble policy
- Secure checkout Visa, Mastercard, PayPal
Delivery & returns
Delivery & returns
FREE UK delivery on every order. Need it faster? Upgrade to next-day delivery from £4.99 at checkout (£4.99 for orders up to 25 kg, £25 above) — order by 12pm Monday–Friday. Click & Collect is available from our Northfleet depot.
14-day no-quibble returns. Changed your mind? Return unused items in their original packaging within 14 days of delivery for a full refund. Contact us and we’ll arrange it.
Product features
Product features
Materials and care
Materials and care
HB42 Ultimate Sealant & Adhesive – 290ml
HB42 Ultimate is the UK trade’s go-to sealant & adhesive for fast, reliable sealing, bonding and filling across diverse surfaces. It delivers maximum strength, waterproofing and flexibility even in tough conditions — including wet surfaces and underwater.
Key Features
- Super strong instant grab with long-term bond
- Seals and bonds on wet surfaces & underwater
- Flexible, paintable, UV & weather resistant
- Interior & exterior, food-safe once cured
- Solvent-free formulation with low VOC
Ideal For
- Roofing, flashing, guttering & cladding
- Kitchens, bathrooms, sanitary sealing
- Glazing, joinery, carpentry & skirtings
- Plumbing, repairs, maintenance & marine
- Wood, metal, glass, brick, concrete, stone, plastics*
Choose Colour
Specifications
| Brand | HB42 |
| Type | Sealant & Adhesive (Hybrid Polymer) |
| Colour | Clear / White / Black |
| Cartridge Size | 290ml (standard caulking gun) |
| Interior/Exterior | Both |
| Solvent-Free | Yes (Low VOC) |
| MPN / EAN | See variation (colour specific) |
Application (Quick Guide)
- Ensure surfaces are clean, sound and free from grease/dust. Lightly abrade glossy substrates.
- Cut nozzle to desired bead size and apply with a standard caulking gun.
- For bonding, press parts together firmly. For sealing, tool within skin-time for a smooth finish.
- Allow to cure fully before loading, painting or immersion.
Delivery
- Free UK Mainland (terms may apply)
- Same-day dispatch Mon–Fri on orders before cut-off
- Tracked services; secure packaging
Returns
- 14-day returns (unused & unopened)
- Easy communication & quick resolution
- Trade-friendly support
Why Buy From Us
- Professional builders’ merchant
- Genuine stock • Great prices
- Helpful support & fast dispatch
FAQ
Q: Can I paint over HB42?
A: Yes — once fully cured. Always test paint compatibility.
Q: Will it stick to wet surfaces?
A: Yes, and it can even be applied underwater.
Q: Is it suitable for bathrooms and kitchens?
A: Absolutely — ideal for sanitary sealing and bonding.
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HB42 Ultimate Sealant & Adhesive – Clear / White / Black – Multi-Purpose Trade
£15.00